Tire tread



FIG. 1 is a perspective view of a tire tread;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof (and the other side view is identical).

FIG. 4 is an enlarged partial front view thereof; and,

FIG. 5 is an enlarged partial side view thereof.

The broken line showings of the sidewall, inner bead, and up to the peripheral boundary between the tire tread and sidewall are included for the purpose of illustrating environment and form no part of the claim. 

CLAIM The ornamental design for a tire tread, as shown and described. 